Hi Marianne -- it's just some noise, there were some telemetry issues with the station at that time. Thanks, -Seth -------- MarianneSchlegelmilch wrote: Why is there the appearance of something major on the iliamna webicorder over the past 24 hours? Thank you. -- Seth Snedigar Alaska Volcano Observatory Alaska Division of Geological and Geophysical Surveys seth.snedigar@alaska.gov 907-451-5033 http://www.avo.alaska.edu/